/***
	Copyright (c) 2008-2009 CommonsWare, LLC
	
	Licensed under the Apache License, Version 2.0 (the "License"); you may
	not use this file except in compliance with the License. You may obtain
	a copy of the License at
		http://www.apache.org/licenses/LICENSE-2.0
	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
 */

package MediaOnline.GUI;

import android.content.Context;
import android.view.Display;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.SurfaceView;
import android.view.WindowManager;
import android.util.AttributeSet;
import android.util.Log;

import java.util.ArrayList;

public class TappableSurfaceView extends SurfaceView {
	private ArrayList<TapListener> listeners = new ArrayList<TapListener>();
	private GestureDetector gesture = null;

	public static int width, height;

	public TappableSurfaceView(Context context, AttributeSet attrs) {
		super(context, attrs);
		
		WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
		Display display = wm.getDefaultDisplay();
		 width = display.getWidth();  // deprecated
		height = display.getHeight();  // deprecated
		
		Log.d("width__default__:", String.valueOf(width));
		Log.d("height__default__:", String.valueOf(height));
		
	}

	public boolean onTouchEvent(MotionEvent event) {
		if (event.getAction() == MotionEvent.ACTION_UP) {
			gestureListener.onSingleTapUp(event);
		}

		return (true);
	}

	public void addTapListener(TapListener l) {
		listeners.add(l);
	}

	public void removeTapListener(TapListener l) {
		listeners.remove(l);
	}

	private GestureDetector.SimpleOnGestureListener gestureListener = new GestureDetector.SimpleOnGestureListener() {
		@Override
		public boolean onSingleTapUp(MotionEvent e) {
			for (TapListener l : listeners) {
				l.onTap(e);
			}

			return (true);
		}
	};

	public interface TapListener {
		void onTap(MotionEvent event);
	}
}